| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,856 |
| Name that Greek Letter | 0 | - | 4.93 | 323,005 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,437 |
| Ancient Greek Words | 0 | - | 4.93 | 111,296 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,888 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,234 |
| Prime Ministers of the UK | 0 | - | 4.95 | 437,560 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,025 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,860 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,202 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,826 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 76,080 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,230 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,666 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,567 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,072 |
| Countries Bordering France | 0 | - | 4.83 | 401,753 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 73,475 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,977 |
| Departments of France | 0 | - | 4.93 | 53,694 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,572 |
| Name the English Monarchs | 0 | - | 4.91 | 501,227 |
| British History A-Z #1 | 0 | - | 4.45 | 46,380 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,564 |
| Europe Map Quiz | 0 | - | 5.00 | 4,753,859 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,705 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,700 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,774 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,070 |
| History of France | 0 | - | 4.59 | 56,787 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,373 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,880 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,496 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,052 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 400,082 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,329 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,377 |
| Geography of the French Empire | 0 | - | 4.45 | 27,018 |
| The French Revolution | 0 | - | 4.46 | 23,894 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,249 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,880 |
| German History A-Z | 0 | - | 4.49 | 24,564 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,381 |
| The Trojan War | 0 | - | 4.83 | 39,631 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,483 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,393 |
| Roman Emperors | 0 | - | 4.95 | 119,608 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,053 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,344 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,641 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,688 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,329 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,079 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,241 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 140,469 |
| The Vietnam War | 0 | - | 4.44 | 35,471 |
| WWI... or WWII? | 0 | - | 4.85 | 141,808 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,412 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,830 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,729 |
| The Only European Country ... | 0 | - | 4.91 | 215,852 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,676 |
| France True or False? | 0 | - | 4.43 | 39,894 |
| French History Multiple Choice | 0 | - | 4.55 | 32,994 |
| Germany A-Z | 0 | - | 4.56 | 62,531 |
| Italy A-Z | 0 | - | 4.49 | 58,130 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,560 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,724 |
| Roman History by Picture | 0 | - | 4.46 | 26,430 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 435,943 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,108 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,089 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,325 |
| Middle Earth Geography | 0 | - | 4.56 | 39,732 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 81,295 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,745 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,438 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,798 |
| The American Revolution | 0 | - | 4.52 | 54,207 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,104 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,725 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,377 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,920 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,034 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,940 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,890 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,387 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,976 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,184 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,942 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,678 |
| Slavic Countries | 0 | - | 4.96 | 111,442 |
| History of Russia Quiz | 0 | - | 4.49 | 31,876 |
| Regions of France | 0 | - | 4.75 | 120,335 |
| France Immigration by Country | 0 | - | 4.70 | 76,371 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,206 |
| Figures from Greek Mythology | 0 | - | 4.91 | 186,334 |
| Iceland... or Ireland? | 0 | - | 4.74 | 56,949 |
| History of Italy | 0 | - | 4.55 | 31,929 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,604 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,154 |
| Counties of England | 0 | - | 4.97 | 794,363 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,783 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,592 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 353,951 |
| Champions League Winners | 0 | - | 4.92 | 1,003,306 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,141 |
| Flags of WW1 | 0 | - | 4.60 | 38,268 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,561 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,358 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,745 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,067 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,842 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,406 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,823 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,730 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,637 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,196 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,846 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,577 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,460 |
| Monarchies of Europe | 0 | - | 4.90 | 97,902 |
| European Countries with One Border | 0 | - | 4.97 | 182,448 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,261 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,460 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,198 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 77,804 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,562 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,739 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,256 |
| Russia Country Quiz | 0 | - | 4.85 | 114,233 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,162 |
| Countries That Border Russia | 0 | - | 4.98 | 460,975 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,212 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,689 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,276 |
| History of Austria | 0 | - | 4.70 | 17,831 |
| France Country Quiz | 0 | - | 4.70 | 134,702 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,371 |
| French Inventions | 0 | - | 4.08 | 13,889 |
| History of Paris | 0 | - | 4.24 | 13,634 |
| Kings of France Quiz | 0 | - | 4.20 | 32,673 |
| Germany Country Quiz | 0 | - | 4.82 | 157,507 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,484 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,828 |
| States of Germany | 0 | - | 4.96 | 151,752 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,455 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,842 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,502 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,922 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,868 |
| Regions of Italy | 0 | - | 4.92 | 75,494 |
| Italy Country Quiz | 0 | - | 4.82 | 123,142 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,044 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,759 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,510 |
| Byzantine History | 0 | - | 4.91 | 28,747 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,734 |
| The Vikings! | 0 | - | 4.46 | 28,314 |
| The Portuguese Empire | 0 | - | 4.58 | 12,045 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,631 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,577 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,317 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,949 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,502 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,157 |
| Lord of the Rings - Races | 0 | - | 4.25 | 58,688 |
| The Ultimate LOTR Character Quiz - The Books | 0 | - | 4.61 | 20,675 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,302 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,264 |
| Geography of the British Empire | 0 | - | 4.48 | 39,627 |
| Medieval English History | 0 | - | 4.53 | 43,448 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,410 |
| Doctor Who Actors | 0 | - | 4.61 | 17,903 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,654 |
| England or Wales? | 0 | - | 4.94 | 45,584 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,659 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,932 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 123,722 |
| Hindu Countries | 0 | - | 4.86 | 49,968 |
| Top 10 Richest Countries in Africa | 0 | - | 4.86 | 75,793 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,371 |
| Arms Exports - United States | 0 | - | 4.75 | 62,227 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,686,460 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,462 |
| The American Civil War | 0 | - | 4.62 | 52,358 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,022 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,256 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,169 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,315 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,608 |
| Countries that Border Poland | 0 | - | 4.99 | 172,002 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,691 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,428 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,092 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,065 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,219 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,161 |
| Countries that Beat France | 0 | - | 4.49 | 75,589 |
| Ligue 1 Champions | 0 | - | 4.19 | 48,353 |
